Concessão da patente
#16.1
02/23/1988
RPI 905
Application data
Number
PI8105528Type
Filing
Publication
The letters patent expired on 08/19/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 02/23/1988. We update with every new RPI gazette, published weekly.
Applicants
S. A. (pessoa física)
Inventors
B. S. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/23/1988
RPI 905
#13.1
12/01/1987
RPI 893
#9.1
08/11/1987
RPI 877
#6.1
01/21/1987
RPI 848
#6.1
03/05/1985
RPI 750
#4.1
09/14/1982
RPI 621
#3.1
05/18/1982
RPI 604
#2.1
10/13/1981
RPI 573
#21.1
Patente extinta em 31/08/96
08/19/2008
RPI 1963
From the same holder
Same category
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